File:Physical training for business men; basic rules and simple exercises for gaining assured control of the physical self (1917) (14784605862).jpg

Title: Physical training for business men; basic rules and simple exercises for gaining assured control of the physical self
Year: 1917 (1910s)
Authors: Hancock, Harrie Irving, 1868-1922
Subjects: Physical education and training
Publisher: New York and London, G.P. Putnam's sons
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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fore-going exercises have been recommended forstrengthening the shoulders and forcing thestudent to carry them more squarely. It isnot at all likely that any student who, beforetaking up these exercises, carried his shoul-ders well will find them now drooping for-ward. But here and there a reader maydiscover that, after he has followed the ex-ercises for a fortnight or so, the slump in hisshoulders has not been much improved. Inthat case his analysis can lead to but oneconclusion. He has not made good use of theshoulder work, and should at once set aboutremedying this slight in his physical work.The muscles will hold the body in good or hadcarriage, just as they are trained or encouraged. Let us suppose another case, of whichthere are likely to be many examples. Thereader, after going through the drills with atleast fair enthusiasm for a fortnight or so,suddenly notes a disinclination to go on withhis training. The causes leading to this stateof mind may be numerous, but at least the
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Fig. i6—Forward Stride, Swing and Knee Bend. 121 Drill, with Breathing Study 123 principal ones may be stated. The mostlikely cause of the disinclination is that oflate the student has not been as much in theopen air as he should have been. He hasbeen breathing bad air; possibly, because ofextremely cold weather, he has been sleep-ing in a room no window of which was openduring sleeping hours. The second mostlikely cause of the disinclination is that latelythe student has not been granting himself hisfull amount of accustomed or normal sleep.In this case disinclination to physical drill iscaused by the presence of fatigue toxins in hisbody. Ordinary fatigue, apart from the bed-time variety, may often be overcome bymoderate indulgence in exercise; fatiguecaused by lack of sleep is only made greaterby physical exertion in any form. Duringany period when there is unavoidable lack ofsleep exercise should be discontinued. As to what constitutes a normal amount ofsleep for a male adult th

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